<template>
<div>
    <van-nav-bar
      :border="false"
      left-arrow
      right-text="搜索"
      @click-left="() => $router.back()"
    >
      <template #title>
        <van-search
          v-model="value"
          @update:model-value="ss()"
          shape="round"
          placeholder="请输入搜索关键词"
        />
      </template>
    </van-nav-bar>
</div>
</template>
<script setup>
import { ref } from "vue";

const value = ref("");
</script>
<style scoped>
</style>